package com.uber.nullaway.handlers.stream;

/*
 * Copyright (c) 2017 Uber Technologies, Inc.
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
 * THE SOFTWARE.
 */
import com.sun.source.tree.LambdaExpressionTree;
import com.sun.source.tree.MethodTree;
import com.sun.source.tree.Tree;

/**
 * Internal bookeeping record that keeps track of the model of a map-like method and the previous
 * filter method's inner method tree. See RxNullabilityPropagator documentation and diagram.
 */
public class MapOrCollectMethodToFilterInstanceRecord {

  private final MapOrCollectLikeMethodRecord methodRecord;

  public MapOrCollectLikeMethodRecord getMapOrCollectLikeMethodRecord() {
    return methodRecord;
  }

  private final Tree filter;

  public Tree getFilter() {
    return filter;
  }

  public MapOrCollectMethodToFilterInstanceRecord(
      MapOrCollectLikeMethodRecord methodRecord, Tree filter) {
    assert (filter instanceof MethodTree || filter instanceof LambdaExpressionTree);
    this.methodRecord = methodRecord;
    this.filter = filter;
  }
}
